Windows Users
If you're playing a video or audio clip as part of a presentation in a meeting, you'll want to include sound from your computer. Here's how to do it. Sharing audio in Teams Meetings
Apple/Mac Users
Switch to the Teams public preview
1. Select your profile picture at the top of Teams, then About > Public preview.
2. In the notice that appears, select Switch to public preview.
3. Restart Teams! Now the option should be there to share system audio in Teams. NOTE: The first time you will have to click on install the driver, this only takes 10 seconds.